What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How often are flights from London to Istanbul delayed?

Historically, on average around 13% of flights between London and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 130 minutes.

How many flights depart from London to Istanbul on average per day?

As of December 2025, 32 flights take off from London and land in Istanbul each day. The most common flight departure time for this route is 17:00, with 50% of daily flights taking off in the afternoon.

Which airline has the best punctuality record on London to Istanbul flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from London to Istanbul?

Air Serbia and KLM are the most popular carriers operating from London to Istanbul

How many flights depart from London to Istanbul on average per week?

224 flights are operational weekly from London to Istanbul as of December 2025. The most popular departure day for this route is Wed, with 20% of flights per week taking off on this day.

What is the most punctual flight time for London to Istanbul flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from London to Istanbul?

Prices for flights from London to Istanbul are updated daily.

How old do you have to be to fly from London to Istanbul?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Istanbul.

What documentation or ID do you need to fly to Istanbul?

The required travel and health documents for your Istanbul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Istanbul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€55 Cheap Flights from London to Istanbul in 2025/26

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17:30 - 00:25

LHR

IST

3h 55mdirect

07:35 - 09:05

IST

LHR

4h 30mdirect

€168British Airways

Thu, 15 Jan - Thu, 12 Feb

10:35 - 17:30

LHR

IST

3h 55mdirect

08:10 - 09:40

IST

LHR

4h 30mdirect

€170British Airways

Fri, 30 Jan - Fri, 6 Feb

17:45 - 00:35

LHR

IST

3h 50mdirect

13:50 - 14:55

IST

LHR

4h 05mdirect

€171Turkish Airlines

Thu, 5 Feb - Mon, 9 Feb

22:35 - 05:25

LHR

IST

3h 50mdirect

13:50 - 14:55

IST

LHR

4h 05mdirect

€171Turkish Airlines

Thu, 5 Feb - Mon, 9 Feb

07:00 - 13:55

LHR

IST

3h 55mdirect

08:10 - 09:40

IST

LHR

4h 30mdirect

€173British Airways

Fri, 6 Feb - Fri, 13 Feb

13:20 - 20:15

LHR

IST

3h 55mdirect

08:10 - 09:40

IST

LHR

4h 30mdirect

€174British Airways

Sun, 1 Feb - Fri, 6 Feb

18:15 - 01:10

LHR

IST

3h 55mdirect

18:40 - 19:55

IST

LHR

4h 15mdirect

€176British Airways

Sun, 1 Mar - Thu, 12 Mar

18:15 - 01:10

LHR

IST

3h 55mdirect

18:40 - 19:55

IST

LHR

4h 15mdirect

€176British Airways

Sun, 1 Mar - Tue, 10 Mar

06:30 - 16:55

LHR

IST

7h 25m1 stop

04:50 - 10:30

IST

LHR

8h 40m1 stop

€177Multiple Airlines

Thu, 22 Jan - Wed, 28 Jan

06:30 - 16:55

LHR

IST

7h 25m1 stop

04:50 - 07:55

IST

LHR

6h 05m1 stop

€179Multiple Airlines

Tue, 10 Feb - Mon, 16 Feb

Turkish Airlines flights from London to Istanbul

Our best Turkish Airlines deals on London to Istanbul flight tickets

Turkish Airlines

5 Feb

LHR17:45London Heathrow

3h 50m

IST00:35Istanbul

9 Feb

IST13:50Istanbul

4h 05m

LHR14:55London Heathrow

€170

Find similar

Turkish Airlines

5 Feb

LHR22:35London Heathrow

3h 50m

IST05:25Istanbul

9 Feb

IST13:50Istanbul

4h 05m

LHR14:55London Heathrow

€171

Find similar

British Airways flights from London to Istanbul

Our best British Airways deals on London to Istanbul flight tickets

British Airways

15 Jan

LHR17:30London Heathrow

3h 55m

IST00:25Istanbul

12 Feb

IST07:35Istanbul

4h 30m

LHR09:05London Heathrow

€168

Find similar

British Airways

30 Jan

LHR10:35London Heathrow

3h 55m

IST17:30Istanbul

6 Feb

IST08:10Istanbul

4h 30m

LHR09:40London Heathrow

€170

Find similar

British Airways

6 Feb

LHR07:00London Heathrow

3h 55m

IST13:55Istanbul

13 Feb

IST08:10Istanbul

4h 30m

LHR09:40London Heathrow

€173

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 15/1

17:30-00:25

Nonstop3h 55m

Istanbul

Thu 12/2

07:35-09:05

Nonstop4h 30m

€168

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 30/1

10:35-17:30

Nonstop3h 55m

Istanbul

Fri 6/2

08:10-09:40

Nonstop4h 30m

€170

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 5/2

17:45-00:35

Nonstop3h 50m

Istanbul

Mon 9/2

13:50-14:55

Nonstop4h 05m

€170

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 5/2

22:35-05:25

Nonstop3h 50m

Istanbul

Mon 9/2

13:50-14:55

Nonstop4h 05m

€171

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 6/2

07:00-13:55

Nonstop3h 55m

Istanbul

Fri 13/2

08:10-09:40

Nonstop4h 30m

€173

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 1/2

13:20-20:15

Nonstop3h 55m

Istanbul

Fri 6/2

08:10-09:40

Nonstop4h 30m

€174

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 1/3

18:15-01:10

Nonstop3h 55m

Istanbul

Thu 12/3

18:40-19:55

Nonstop4h 15m

€176

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 1/3

18:15-01:10

Nonstop3h 55m

Istanbul

Tue 10/3

18:40-19:55

Nonstop4h 15m

€176

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 22/1

06:30-16:55

1 stop7h 25m

Istanbul

Wed 28/1

04:50-10:30

1 stop8h 40m

€177

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 10/2

06:30-16:55

1 stop7h 25m

Istanbul

Mon 16/2

04:50-07:55

1 stop6h 05m

€179

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How to get the cheapest flight ticket from London to Istanbul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Istanbul?

The month of March is another great option to travel to Istanbul, with average flight prices from London averaging around €92.

What is the cheapest day to depart on your flight to Istanbul?

The cheapest day to depart from London to Istanbul is on a Monday. Travellers who choose to depart for Istanbul on a Monday will often find tickets for as low as €96. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Istanbul for around €977.

What is the cheapest time of day to depart on your flight to Istanbul?

Our most recent data shows that the best time of day to fly to Istanbul is in the evening. Flights from London to Istanbul during this time can be as low as €255. Try not to purchase tickets in the afternoon because they tend to be around €595. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Istanbul flight route?

Fly from London Gatwick to Istanbul for the best London - Istanbul flight prices

How far in advance should I book a flight to Istanbul?

You are more likely to see cheaper flights to Istanbul from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around €253 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from London for as low as €227 on momondo.

What cabin class options are available on London to Istanbul flights?

There are 2 cabin classes available to choose from on London to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Istanbul

Fastest flight time	3h 55m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Istanbul	2 airports

The fastest flight from London to Istanbul takes 3h 55m

Direct flights go from London to Istanbul on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..

There are 2 airports in Istanbul. From London there are direct flights to Istanbul (IST).

Search flight deals

How far is London to Istanbul by plane?
The distance between London and Istanbul is about 2496.9 km. By plane, this route typically takes 3h 55m.
When did momondo last update prices for flights from London to Istanbul?
Prices for flights from London to Istanbul are updated daily.
How old do you have to be to fly from London to Istanbul?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Istanbul.
What documentation or ID do you need to fly to Istanbul?
The required travel and health documents for your Istanbul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Istanbul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Istanbul?

It is quick and easy to find London to Istanbul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Istanbul that suits you.

Can I find flights from London to Istanbul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Istanbul flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Istanbul?

momondo provides multiple filters to help you find the best flight to Istanbul from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Istanbul right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Istanbul from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Istanbul trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Istanbul Airport

Istanbul Sabiha Gokcen Airport

Cheap flights from London to Istanbul from €103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Istanbul departing on 16/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from London to Istanbul

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Turkish Airlines flights from London to Istanbul

Our best Turkish Airlines deals on London to Istanbul flight tickets

British Airways flights from London to Istanbul

Our best British Airways deals on London to Istanbul flight tickets

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Use the filters below to find and compare flights from London to Istanbul that are best for you.

See travel insights to Istanbul from

How to get the cheapest flight ticket from London to Istanbul

What is the cheapest month to fly to Istanbul?

The month of March is another great option to travel to Istanbul, with average flight prices from London averaging around €92.

What is the cheapest day to depart on your flight to Istanbul?

What is the cheapest time of day to depart on your flight to Istanbul?

What is the cheapest London to Istanbul flight route?

Fly from London Gatwick to Istanbul for the best London - Istanbul flight prices

How far in advance should I book a flight to Istanbul?

What cabin class options are available on London to Istanbul flights?

There are 2 cabin classes available to choose from on London to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from London to Istanbul?

Air Serbia and KLM are the most popular carriers operating from London to Istanbul

How often are flights from London to Istanbul delayed?

Historically, on average around 13% of flights between London and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 130 minutes.

What is the most punctual flight time for London to Istanbul flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Istanbul flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

How many flights depart from London to Istanbul on average per day?

As of December 2025, 32 flights take off from London and land in Istanbul each day. The most common flight departure time for this route is 17:00, with 50% of daily flights taking off in the afternoon.

How many flights depart from London to Istanbul on average per week?

224 flights are operational weekly from London to Istanbul as of December 2025. The most popular departure day for this route is Wed, with 20% of flights per week taking off on this day.

Cheap London to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Istanbul

Fastest flight time

Direct flights

Airports in Istanbul

How far is London to Istanbul by plane?

When did momondo last update prices for flights from London to Istanbul?

How old do you have to be to fly from London to Istanbul?

What documentation or ID do you need to fly to Istanbul?

Why use momondo?

Why should I use momondo to find a flight deal from London to Istanbul?

Can I find flights from London to Istanbul with flexible booking policies on momondo?

How can momondo help me find flights from London to Istanbul?

I’m not ready to book a flight from London to Istanbul right now. Can momondo alert me if prices change?

An easier way to manage your Istanbul trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 33.6 km from Istanbul